The award for worst data visualisation goes to...

Onswipe, a company which creates oft-hated tablet versions of websites, put a chart up on its blog showing that the iPad is winning the tablet war. All well and good – we've argued here that there's less of a "tablet market" and more of an "iPad market". But their chart understates the iPad's margin of success just a tad:

Just for comparison, here's the same numbers, put in an more accurate chart: